package edu.hunau.cxb19.basic.class03;

/**
 *
 * @author hb
 *
 *         2020-02-11 14:47:39
 */
public class MathDemo {

	public static void main(String[] args) {
		int a = 1;
		int b = a++;
		System.out.println("b=" + b + ",a=" + a);
		b = ++a;
		System.out.println("b=" + b + ",a=" + a);

		byte b1 = 1;
		//b1 = b1 + 2; 编译失败
		b1+=2;
		
		int a1=4;
		System.out.println(a1>5);
		System.out.println(a1<7);
		 
	}
}
